Time Difference Between Las Vegas and Sydney

The time difference between Las Vegas and Sydney is 17 hours. When it is 12:00 noon in Las Vegas, it is 05:00 in Sydney. Las Vegas uses the America/Los_Angeles time zone (UTC-7), while Sydney uses Australia/Sydney (UTC+10).

Sydney is 17 hours ahead of Las Vegas — 17 hours
Las Vegas, United States
17:46:21
Sunday, May 10, 2026
UTC-7 · PDT (DST)
Sydney, Australia
10:46:21
Monday, May 11, 2026
UTC+10 · AEST

Time Zone Details: Las Vegas vs Sydney

Detail Las Vegas Sydney
Time Zone IDAmerica/Los_AngelesAustralia/Sydney
UTC OffsetUTC-7UTC+10
AbbreviationPDTAEST
DST ActiveYes — currently observingNo
CountryUnited StatesAustralia
RegionNorth AmericaOceania

Best Time to Schedule a Call

With a 17 hours gap, there is no standard business-hours overlap between Las Vegas and Sydney. One party will need to adjust their schedule. Early mornings in Sydney or late evenings in Las Vegas tend to be the most practical compromise.

Hour-by-Hour Time Conversion

Use this table to quickly convert any hour from Las Vegas time to Sydney time. Rows highlighted in green indicate overlapping business hours in both cities.

Las Vegas Sydney
00:00 17:00 Night
01:00 18:00 Night
02:00 19:00 Night
03:00 20:00 Night
04:00 21:00 Night
05:00 22:00 Night
06:00 23:00
07:00 00:00 (+1 day)
08:00 01:00 (+1 day)
09:00 02:00 (+1 day)
10:00 03:00 (+1 day)
11:00 04:00 (+1 day)
12:00 05:00 (+1 day)
13:00 06:00 (+1 day)
14:00 07:00 (+1 day)
15:00 08:00 (+1 day)
16:00 09:00 (+1 day) Overlap
17:00 10:00 (+1 day)
18:00 11:00 (+1 day)
19:00 12:00 (+1 day)
20:00 13:00 (+1 day)
21:00 14:00 (+1 day)
22:00 15:00 (+1 day) Night
23:00 16:00 (+1 day) Night

Daylight Saving Time (DST) Impact

Las Vegas is currently observing daylight saving time, while Sydney is on standard time. When Las Vegas switches back to standard time, the difference between these two cities will shift by 1 hour.

Practical Tips for Las Vegas–Sydney Scheduling

Compare Las Vegas and Sydney with Other Cities

From Las Vegas

From Sydney

Frequently Asked Questions

What is the time difference between Las Vegas and Sydney?

The time difference is 17 hours. Sydney is 17 hours ahead of Las Vegas.

Does the time difference change during the year?

Yes. One of these cities observes DST while the other does not, so the difference shifts by 1 hour when DST begins or ends.

When is the best time to call from Las Vegas to Sydney?

There is no ideal window during standard business hours. Consider scheduling at the edges — early morning for the city that is ahead and late afternoon for the city that is behind.

How do I convert Las Vegas time to Sydney time?

Add 17 hours to Las Vegas time to get Sydney time. Use the hour-by-hour table above for a quick reference.

Related Pages

For sunrise and sunset data, visit TheSunsetTimes.com. For detailed DST schedules, see DaylightSavingTime.info.